1 : a branch of science concerned with the interrelationship of organisms and their environments. 2 : the totality or pattern of relations between organisms and their environment. 3 : human ecology. 4 : environment, climate the moral ecology; also : an often delicate or intricate system or complex the ecology of language.
published its Final Rule in the Federal Register placing tramadol into Schedule IV effective August 18, 2014. (Tramadol is a centrally acting opioid analgesic first approved for use in the U.S. in 1995 under the name âUltramâ.
Xanax is a Schedule IV narcotic because although Xanax has a medical use, the drug is still considered to have potential for abuse. The potential for abuse of Xanax, however, is rather low and has been assigned Schedule IV status due to its limited physical or psychological dependence, relative to drugs in Schedule III.